皮皮学,免费搜题
登录
搜题
【简答题】
Mary is going to a private school that costs $15,000 each year. Mary does not have to pay anything 1 she has a scholarship. Her parents are very poor. Her parents work as workers. Mary has to do well in her lessons every term to keep her scholarship. She pretends that she is 2 so she can have friends. Everyone at the school has nice cars and clothes. It can be hard for Mary to keep up with them. Mary’s friend Patricia was having a 3 for her 16 th birthday. It was going to be in the ballroom of a hotel. There was going to be hundreds of guests. Mary had to 4 a beautiful dress, but she knew she could not 5 it. “Mary, what are you going to wear?” Patricia asked. “I think I’ll wear the dress I wore at your birthday party last year,” she said. Patricia started laughing out loud. “You’re 6 , right?” Patricia said. It took Mary over two years to pay off the dress she bought last year. Now she had to get a 7 one. Everyone would be wearing dresses that 8 at least $100. Mary could only spend $30 on a dress. She went to a 9 selling old things. She looked around for hours trying to find something good. Mary finally came across a long, red dress. It originally sold for $300, but now 10 $ 20! What a good deal! Mary wore the dress at Patricia’s party and everyone complimented her.
拍照语音搜题,微信中搜索"皮皮学"使用
参考答案:
参考解析:
知识点:
.
..
皮皮学刷刷变学霸
举一反三
【单选题】有序数对(2x-1,5-3y)表示的点是(5,2),则x,y的值分别是
A.
2,5
B.
-1,5
C.
3,1
D.
2,1
【简答题】原子序数依次递增的X、Y、Z、W是周期表中前30号元素,其中只有X、Y同周期。已知X的最外层电子数是其内层电子数的2倍;X与Y形成的常见化合物之一常被用于高炉炼铁;Z与X同主族,其单质在同周期元素形成的单质中熔点最高;W原子M能层为全充满状态,且核外的未成对电子只有一个。回答下列问题: (1)X能形成多种常见单质,其熔点最低的单质为___晶体;在熔点最高的两种单质中,X的杂化方式分别为 ____、...
【单选题】表格标签中用于定义单元格所跨列数的是()
A.
colspan
B.
rowspan
C.
cols
D.
rows
【简答题】已知有序数对 (2x-1,5-3y)表示出的点为(5,2),则x + y 的算术平方根是 ________.
【简答题】(1 5分) 原子序数依次递增的X、Y、Z、W是周期表中前30号元素,其中只有X、Y同周期。已知X的最外层电子数是其内层电子数的2倍;X与Y形成的常见化合物之一常被用于高炉炼铁;Z与X同主族,其单质在同周期元素形成的单质中熔点最高;W原子M能层为全充满状态,且核外的未成对电子只有一个。回答下列问题: (1)X能形成多种常见单质,在熔点最低的单质中,每个分子周围紧邻的分子数为 ;在熔点最高的两种单质...
【单选题】下列选项不属于Python语言特点的是 。
A.
简单易学
B.
开源
C.
面向过程
D.
可移植性
【单选题】单元格中跨列的标签是( )。
A.
rowspan
B.
colspan
C.
background
D.
class
【简答题】[案例2]文字说明:“为保证车辆的行驶安全,测速仪用于检测车辆的行驶速度,辅以数码照相设备(俗称“电子眼”),准确的计量数据和清晰的照片作为对行车超速者处罚的依据,属于强制检定的工作计量器具。其中,固定测速误差为±1Km/ h ,运动测速误差为±2Km/ h ,测速距离一般在200m~800,广泛使用于公安交通部门。”请问错误之处。如何改?
【多选题】标签的常用属性中用于单元格跨行和跨列的分别是____。
A.
colspan
B.
align
C.
bgcolor
D.
rowspan
【简答题】[案例2]文字说明:“为保证车辆的行驶安全,测速仪用于检测车辆的行驶速度,辅以数码照相设备(俗称“电子眼”),准确的计量数据和清晰的照片作为对行车超速者处罚的依据,属于强制检定的工作计量器具。其中,固定测速误差为±1 Km/h ,运动测速误差为±2 Km/h ,测速距离一般在200m~800,广泛使用于公安交通部门。”请问错误之处。如何改?
相关题目: